Reaction device for preparing fosfomycin tromethamine

By installing a partition plate and an arc-shaped guide pipe in the jacket of the reaction vessel, countercurrent heating is achieved, which solves the problems of low heating efficiency and unevenness in the fosfomycin tromethamine reaction vessel, and improves heating uniformity and efficiency.

CN223915364UActive Publication Date: 2026-02-17FARMASINO PHARM (ANHUI) CO LTD
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Patent Information

Application Number
CN202423275894.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2026-02-17
Estimated Expiration
2034-12-30

AI Technical Summary

Technical Problem

The existing fosfomycin tromethamine reaction vessel has low heating efficiency and uneven heating, which cannot meet the preparation requirements.

Method used

Several partition plates are installed in the jacket of the reaction vessel to form multiple cavities. The reaction vessel is heated by countercurrent flow through two inlets and outlets, which are connected by arc-shaped guide pipes and flanges to ensure the efficiency of medium flow and the uniformity of heat transfer.

Benefits of technology

This improves heating efficiency and uniformity, ensures the stability of the reaction temperature, and meets the preparation requirements of fosfomycin tromethamine.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model provides a reaction device for preparing fosfomycin tromethamine, and particularly relates to the technical field of pharmaceutical production, the reaction device comprises a tank body, a feed port and a discharge port are respectively arranged at the upper end and the lower end of the tank body, an interlayer is arranged outside the tank body, a plurality of partition plates are vertically arranged in the interlayer, and the partition plates divide the interlayer into a plurality of cavities; a first outlet and a second outlet are respectively formed in the lower sides of two adjacent cavities; a first inlet and a second inlet are respectively formed in the upper sides of the two cavities adjacent to the first outlet and the second outlet; in the anticlockwise direction of the first inlet, each cavity is provided with a plurality of first flow guide pipes at intervals, and every two spaced partition plates are connected through the corresponding first flow guide pipe; in the clockwise direction of the second inlet, each cavity is provided with a plurality of second flow guide pipes at intervals, and every two spaced partition plates are connected in a penetrating mode through the corresponding second flow guide pipes. According to the utility model, the heating efficiency can be improved, and the heating uniformity can be improved.
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